Graph Tech Ghost - Manual (Page 47)

47
Plug the Interface Wiring Harness (ribbon cable)
into the header pins on 13-pin jack; this connection
is ‘keyed’ (one pin missing, one hole blocked) so
that it can only be plugged in correctly. Feed the
harness through the mounting hole and into the
control cavity where the Hexpander will be located.
Connecting Hexpander to 13-pin jack